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Emilia Vacheva

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Personal information


Address: Institute of Biodiversity and Ecosystem Research,
Bulgarian Academy of Sciences
Tsar Osvoboditel blvd. 1; Sofia 1000, Bulgaria

Research interests

Herpetology, taxonomy, distribution, ecology and conservation of amphibians and reptiles.


Popova S., Vacheva E., Naumov B. (2023): A Contribution to the Thermal Ecology of Lacerta agilis bosnica Schreiber, 1912 (Reptilia: Lacertidae). Ecologia Balkanica, 15(1):173-180.

Krastev G., Vacheva E., Naumov B. (2023): Winter activity of the snake-eyed lizard Ophisops elegans (Reptilia: Lacertidae) in the northwesternmost part of its range. Historia naturalis bulgarica, 45(4): 83-88.

Naumov B. Y., Lukanov S. P., Vacheva E. V., Slavchev M. L. (2023): Distribution and ecology of Triturus cristatus (Laurenti, 1768) (Amphibia: Salamandridae) in Bulgaria. Acta Zoologica Bulgarica, 75(1): 113-122

Oskyrko O., Sos T., Vacheva E., Vlad S.E., Cogălniceanu D., Uller T., Feiner N., Carretero M.A. (2022): Unraveling the origin of the common wall lizards (Podarcis muralis) in Southeastern Europe using mitochondrial evidence. Biodiversity Data Journal, 10:e90337 DOI: 10.3897/BDJ.10.e90337.

Vacheva E., Naumov B. (2022): A contribution to the knowledge on the diet and food preferences of Darevskia praticola (Reptilia: Lacertidae). Acta Herpetologica. 17(1): 27-36.

Vacheva E., Sedefchev H., Stanev N., Tsevtkov M., Lazarkevich I. (2022): On the maximum size of the European green lizard Lacerta viridis (Laurenti, 1768) from Bulgaria. Herpetology Notes, 15(2022):453-456.

Popova S., Vacheva E., Zlatanova D., Tzankov N. (2021): Age and Sex-related Differences Determine Microhabitat Use in Lacerta agilis bosnica (Reptilia: Lacertidae) in Western Bulgaria. Acta Zoologica Bulgarica, 73(1): 77-85.

Kornilev Y.V., Lukanov S., Pulev A., Slavchev M., Andonov K., Vacheva E., Vergilov V., Mladenov V., Georgieva R., Popgeorgiev G. (2020): The Alien Pond Slider Trachemys scripta (Thunberg in Schoepff, 1792) in Bulgaria: Future Prospects for an Established and Reproducing Invasive Species. Acta Zoologica Bulgarica, 72(4): 571-581.

Vacheva E., Naumov B. (2020): Diet of the Viviparous lizard Zootoca vivipara (Lichtenstein, 1823) (Reptilia: Lacertidae) from its southern range of distribution. North Western Journal of Zoology, 16 (2):178-190.

Vacheva E.D., Naumov, B.Y., Tzankov, N.D. (2020): Diversity and Habitat Preferences in Lizard Assemblages (Reptilia: Sauria) from Model Territories in Western Bulgaria. Acta Zoologica Bulgarica, 72(3): 385-396.

Andonov K., Dyugmedzhiev A., Lukanov L., Slavchev M., Vacheva E., Stanchev N., Popgeorgiev G., Duhalov D., Kornilev Y.V., Nedeltcheva-Antonova D., Naumov B. (2020): Analyses‌ ‌of‌ ‌skin‌ ‌secretions‌ ‌of‌ ‌‌Vipera‌ ‌ammodytes‌‌ ‌(Linnaeus,‌ ‌ 1758)‌ ‌(Reptilia:‌ ‌Serpentes),‌ ‌with‌ ‌focus‌ ‌on‌ ‌the‌ ‌complex‌ ‌ compounds‌ ‌and‌ ‌their‌ ‌possible‌ ‌role‌ ‌as‌ ‌sex‌ ‌pheromone‌. Molecules, 25(16): 3622 doi:10.3390/molecules25163622.

Naumov B., Lukanov S., Vacheva E. (2020): Social media in service of biodiversity conservation: providing new locality for Ichthyosaura alpestris (Laurenti, 1768), a glacial relict in Bulgaria. Herpetology notes, 13: 181-183.

Popova S., Vacheva E., Tzankov N. (2019): Sexual size dimorphism in the Balkan subspecies of the Sand lizard Lacerta agilis bosnica Schreiber, 1912 (Reptilia: Lacertidae) in Bulgaria. Scientific Sessions of the Faculty of Biology, 104: 141-153.

Lukanov S., Stanev N., Vacheva E., Naumov B. (2018): A unique case of temporary bloat in Buresch’s crested newt Triturus ivanbureschi Arntzen and Wielstra, 2013. Herpetology Notes, 11:971-973.

Vacheva E. (2018): First records of keratophagy in Zootoca vivipara (Lichtenstein, 1823) suggest a common occurrence in free-ranging populations (Reptilia: Lacertidae). Herpetology Notes, 11:963-965.

Kornilev Y.V., Popgeorgiev G., Vacheva E., Tzankov N. (2018): First records of melanism (including in tail bifurcation) of lacertid lizards (Reptilia: Lacertidae) in Bulgaria. North Western Journal of Zoology, 14 (1):142-144.


Ecosystem Research, Environmental Risk Assessment and Conservation Biology
Community Ecology and Conservation Biology


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